Datasheet

G9SX-NS
30
Example 1: Connection with D40Z
Note: The above PL is only the evaluation result of the example. The PL must be evaluated in an actual application by the customer after confirming
the usage conditions.
● Application Overview
• The power supply to the motor M1 is turned OFF immediately when the emergency stop switch S1 is pressed.
• The power supply to the motor M1 is turned OFF immediately when the S2 detects that the guard is opened.
• The power supply to the motor M1 is kept OFF until the reset switch S3 is pressed while the guard is closed and the emergency stop switch S1
is released.
Highest achievable
PL/safety category
Model Stop category Reset
PLe/4 equivalent
Emergency Stop Switch A165E/A22E
Non-contact Door Switch D40Z
Non-contact Door Switch Controller G9SX-NSA222-T03-@
0 Manual
A1 T11
S14 S24
T21 T22
S44
T31
S54
T32
X1
T33
X2
T41
G9SX-NSA222-T03-@
Control circuit
L1
AND
OFF
Y1
NC
KM1
KM2
S3
Feedback Loop
NC NC
24 VDC
PLC etc.
T42
+24 V
A2
T12
Guard
S2
Non-contact Door Switch
Actuator
M1
KM1
KM2
KM2KM1
S1
Emergency
Stop Switch
D1 D2 D3 D4
White Black Brown
Blue
Note: For details on Non-contact Door Switch wiring, refer to page 19 or to the Instruction Sheet.
Timing chart
S1: Emergency Stop Switch
S2: Non-contact Door Switch (D40Z)
S3: Reset Switch
KM1, KM2: Magnetic contactor
M1: Motor
Emergency stop
switch operation
Emergency stop switch S1
KM1, KM2 N.O. contact
G9SX-NSA S14, S24
Rotation of motor M
Reset switch S3
Non-contact Door Switch S2
Guard closesGuard opens